Citazione Stile APA (7a Edizione)

Sauvain, P. (1996). Key themes of the twentieth century (1. publ.). Thornes.

Citazione stile Chigago Style (17a edizione)

Sauvain, Philip. Key Themes of the Twentieth Century. 1. publ. Cheltenham: Thornes, 1996.

Citatione MLA (9a ed.)

Sauvain, Philip. Key Themes of the Twentieth Century. 1. publ. Thornes, 1996.